Panasonic EB-G60 Service Manual

Also see for EBG60 - CELL PHONE: Operating instructions Operating instructions

– 5–21 –The phone will be power down two minutes after generating a Low battery Alarm.Battery charging is controlled by the CPU within the phone. If external power is detected and the temperature is withinspecified limits, the charger starts the rapid charge algorithm.When the battery is fitted, the charging algorithm is determined by constant voltage and constant current control withtime, temperature and voltage safeguards. A current limit not greater than the maximum charge current for any batteryoption must be provided by the external power source.5.16.2. Deeply Discharged BatteriesIn the case of deeply discharged batteries, there may not be enough power in the battery to initiate charging. In this case,the charging circuit automatically starts to trickle charge the battery until there is enough power to switch on the phone.5.17. Accessory ControlThe telephone can detect accessories connected to the I/O connector by pulsing ACC_PWR high and checkingACC_ID. It can then communicate with the detected peripheral and control set ACC_PWR where required, as detailed inthe following table.Input Output PeripheralsACC_ID ACC_PWRHigh Data cableHigh Digital CameraACC_IDACC_ID100K